small intestine

noun

: the narrow part of the intestine that lies between the stomach and colon, consists of duodenum, jejunum, and ileum, secretes digestive enzymes, and is the chief site of the digestion of food into small molecules which are absorbed into the body

Examples of small intestine in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There Is No Definitive Test for Gluten Intolerance Celiac disease can be diagnosed with an endoscopy (a procedure to view the inside of your small intestine) and a biopsy (removing a small amount of the tissue lining the small intestine). Sarah Bence, Health, 28 Feb. 2025 There were also lacerations to Mr. Rushdie’s liver, areas of his small intestine and his colon. Lola Fadulu, New York Times, 21 Feb. 2025 Once a cat eats, the stomach empties within a few hours as food moves into the small intestine. Matt Robison, Newsweek, 19 Feb. 2025 In less than 1% of people with celiac disease, gluten acts as a trigger for the immune system to attack the lining of the small intestine, leading to:3 Inflammation Malabsorption Villous atrophy There are hundreds of possible symptoms associated with celiac disease. Sarah Bence, Verywell Health, 21 Feb. 2025 See All Example Sentences for small intestine

Word History

First Known Use

1767, in the meaning defined above

Time Traveler
The first known use of small intestine was in 1767

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Cite this Entry

“Small intestine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/small%20intestine. Accessed 13 Mar. 2025.

Kids Definition

small intestine

noun
: the long narrow part of the intestine between the stomach and the colon in which food is mostly digested, from which digested food is absorbed into the body, and which consists of the duodenum, jejunum, and ileum

Medical Definition

small intestine

noun
: the part of the intestine that lies between the stomach and colon, consists of duodenum, jejunum, and ileum, secretes digestive enzymes, and is the chief site of the absorption of digested nutrients

called also small bowel

More from Merriam-Webster on small intestine

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